Question

вычислите:
а) (3/4+1/6):3+(5/6-1/2):9
б)(3/4-5/12)умножить на 3-1/16:1/8

Answer 1

1 .(3/4+1/6)/3=11/12*1/3=11/36
2. (5/6+-1/2):9=1/3*1/9=1/27
3. 11/36+1/27=37/108

1 3/4-5/12=4/12=1/3
2. 3-1/16:1/8=3-1/16*8/1=3-8/16=3-1/2=2.1/2
3. 1/3*2.1/2=1/3*5/2=5/6